Natural gas pipeline L245N

Natural Gas Pipeline – L245N Steel Grade

Product Overview:
The L245N natural gas pipeline is a high-quality steel pipe specifically designed for transporting natural gas under medium pressure. Manufactured according to EN 10208-2 / ISO 3183 standards, L245N (equivalent to API 5L Grade B with normalized delivery) offers reliable strength, excellent toughness, and good weldability. It is widely used in onshore gas transmission and distribution networks.

Key Features:

• Steel Grade: L245N (B-grade normalized)

• Standards: EN 10208-2, ISO 3183, DIN 17172, or customer specifications

• OD Range: 21.3 mm – 1420 mm

• Wall Thickness: 2.5 mm – 50 mm (based on application)

• Length: 5.8m / 6m / 12m / customizable

• Pipe Type: Seamless, ERW, SSAW, or LSAW

• Surface Coating: Bare, black paint, 3PE/2PE, FBE, or anti-corrosion epoxy coating

Mechanical Properties:

• Yield Strength: ≥ 245 MPa

• Tensile Strength: 415 – 535 MPa

• Impact Test: ≥ 27 J at -20°C

• Delivery Condition: Normalized (N)

Advantages:

• Excellent low-temperature toughness and ductility

• High reliability for natural gas transmission applications

• Good weldability for long pipeline projects

• Available in large diameters and thick wall designs

• Supports various protective coatings for corrosion resistance

Applications:

• Long-distance natural gas transportation pipelines

• City gas distribution networks

• Gas gathering systems in oil and gas fields

• Industrial gas pipeline installations

• Pipeline infrastructure in cold or harsh environments

Available Services:

• Third-party inspection (SGS, BV, TUV)

• Hydrostatic, UT, RT, and impact testing

• End finishing (plain end, bevel end, threaded)

• Customized marking, packaging, and logistics support